Tire sidewall



FIG. 1 is a front elevational view of a tire sidewall showing our new design; and,

FIG. 2 is a front elevational view of a second embodiment thereof showing the disclaimed portions of FIG. 1 in solid lines.

In the drawings, the broken lines defining the sidewall, inner bead and the peripheral boundary between the claimed tire tread and the unclaimed sidewall depict environmental subject matter that forms no part of the claimed design. 

The ornamental design for a tire sidewall, as shown and described. 